Finding the Fourth Proportional to 7,508,860.98, 10,362,432.18 and 4,246,163.88
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Solution
The fourth proportional to 7,508,860.98, 10,362,432.18 and 4,246,163.88 is: 5,859,821.53
Step by Step Solution
- Step 1: Write the proportion equation
7,508,860.98 : 10,362,432.18 = 4,246,163.88 : x - Step 2: Convert to fraction form
7,508,860.98/10,362,432.18 = 4,246,163.88/x - Step 3: Cross multiply
7,508,860.98x = 10,362,432.18 × 4,246,163.88 - Step 4: Simplify right side
7,508,860.98x = 44,000,585,231,665.66 - Step 5: Solve for x
x = 44,000,585,231,665.66/7,508,860.98 - Step 6: Final answer
x = 5,859,821.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.